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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/issues/issue-13204.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/issues/issue-13204.rs')
-rw-r--r-- | tests/ui/issues/issue-13204.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-13204.rs b/tests/ui/issues/issue-13204.rs new file mode 100644 index 000000000..3d6aba845 --- /dev/null +++ b/tests/ui/issues/issue-13204.rs @@ -0,0 +1,25 @@ +// run-pass +#![allow(unused_mut)] +// Test that when instantiating trait default methods, typeck handles +// lifetime parameters defined on the method bound correctly. + + +pub trait Foo { + fn bar<'a, I: Iterator<Item=&'a ()>>(&self, it: I) -> usize { + let mut xs = it.filter(|_| true); + xs.count() + } +} + +pub struct Baz; + +impl Foo for Baz { + // When instantiating `Foo::bar` for `Baz` here, typeck used to + // ICE due to the lifetime parameter of `bar`. +} + +fn main() { + let x = Baz; + let y = vec![(), (), ()]; + assert_eq!(x.bar(y.iter()), 3); +} |